diff options
Diffstat (limited to 'src/opengl/qglframebufferobject.cpp')
| -rw-r--r-- | src/opengl/qglframebufferobject.cpp | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/opengl/qglframebufferobject.cpp b/src/opengl/qglframebufferobject.cpp index 0b386ededc..0b2ddf97fe 100644 --- a/src/opengl/qglframebufferobject.cpp +++ b/src/opengl/qglframebufferobject.cpp @@ -103,6 +103,14 @@ extern QImage qt_gl_read_frame_buffer(const QSize&, bool, bool); #define GL_DRAW_FRAMEBUFFER 0x8CA9 #endif +#ifndef GL_DEPTH_STENCIL_ATTACHMENT +#define GL_DEPTH_STENCIL_ATTACHMENT 0x821A +#endif + +#ifndef GL_DEPTH_STENCIL +#define GL_DEPTH_STENCIL 0x84F9 +#endif + /*! \class QGLFramebufferObjectFormat \inmodule QtOpenGL @@ -562,6 +570,7 @@ void QGLFramebufferObjectPrivate::init(QGLFramebufferObject *q, const QSize &sz, funcs.glGenRenderbuffers(1, &depth_buffer); funcs.glBindRenderbuffer(GL_RENDERBUFFER, depth_buffer); Q_ASSERT(funcs.glIsRenderbuffer(depth_buffer)); +#ifndef Q_OS_WASM if (samples != 0 && funcs.hasOpenGLExtension(QOpenGLExtensions::FramebufferMultisample)) funcs.glRenderbufferStorageMultisample(GL_RENDERBUFFER, samples, GL_DEPTH24_STENCIL8, size.width(), size.height()); @@ -574,6 +583,19 @@ void QGLFramebufferObjectPrivate::init(QGLFramebufferObject *q, const QSize &sz, GL_RENDERBUFFER, depth_buffer); funcs.glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_STENCIL_ATTACHMENT, GL_RENDERBUFFER, stencil_buffer); +#else + // webgl does not allow separate depth and stencil attachments + if (samples != 0) { + funcs.glRenderbufferStorageMultisample(GL_RENDERBUFFER, samples, + GL_DEPTH_STENCIL, size.width(), size.height()); + } else { + funcs.glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH_STENCIL, + size.width(), size.height()); + } + stencil_buffer = depth_buffer; + funcs.glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, + GL_RENDERBUFFER, depth_buffer); +#endif valid = checkFramebufferStatus(); if (!valid) { |